Edge-Core ECS4660-28F Management Manual page 1520

| Multicast Filtering Commands
C 43
HAPTER
IGMP (Layer 3)
show ip igmp
groups
C U
OMMAND SAGE
Enter the address for a multicast group to delete all entries for the
specified group. Enter the interface option to delete all multicast groups for
the specified interface. Enter no options to clear all multicast groups from
the cache.
E
XAMPLE
The following example clears all multicast group entries for VLAN 1.
Console#clear ip igmp interface vlan1
Console#
This command displays information on multicast groups active on the
switch and learned through IGMP.
S
YNTAX
show ip igmp groups [{group-address | interface} [detail] | detail]
group-address - IP multicast group address.
interface
vlan vlan-id - VLAN ID. (Range: 1-4094)
detail - Displays detailed information about the multicast process
and source addresses when available.
C M
OMMAND ODE
Privileged Exec
C U
OMMAND SAGE
To display information about multicast groups, IGMP must first be enabled
on the interface to which a group has been assigned using the
command, and multicast routing must be enabled globally on the system
using the ip multicast-routing
E
XAMPLE
The following shows options for displaying IGMP group information by
interface, group address, and static listing.
Console#show ip igmp groups
Group Address Interface VLAN
--------------- --------------- --------------- -------- -------- --------
224.0.17.17
Console#show ip igmp groups 234.5.6.8
Group Address Interface VLAN
--------------- --------------- --------------- -------- -------- --------
224.0.17.17
Console#show ip igmp groups interface vlan 1
Group Address Interface VLAN
--------------- --------------- --------------- -------- -------- --------
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command.
Last Reporter Uptime
1 192.168.1.10 0:0:1
Last Reporter Uptime
1 192.168.1.10 0:0:1
Last Reporter Uptime
ip igmp
Expire V1 Timer
0:4:19 0:0:0
Expire V1 Timer
0:4:19 0:0:0
Expire V1 Timer